it's the aarp medicarerx saver plus plan from unitedhealthcare. with this plan, you can get copays as low as a dollar through a preferred network pharmacy like walgreens -- where you'll find 8,000 convenient locations. best of all, this plan has the lowest part d premium in the united states -- only $15 a month. open enrollment ends december 7th. so call today or visit your local walgreens. >>> we are back to our outer circle where we reach out to >>> tonight we go to the congo where a rebel group now says it plan to liberate the entire country. they say they want to push onto the capital of the drc. earlier i asked david mckenzie who are the rebels and what do they want. >> reporter: they split from the army earlier this year. since then they have been pushing onto a key area along the border of ruwanda. the un said they pushed onto the city using sophisticated equipment. the worry is that this war will pull in regional powers. erin? >> thank you very much. droning have been crisscrossing the skies over gaza for days. we got a tour behind those d